China manufacturer Sintered Alloy Iron/Copper-Iron CNC Machinery Auto Car Motorcycle Electrical Tools Textile Engine Gearbox Transmission Reducer Flexible Shaft Jaw Coupling

Product Description

Excellent powder metallurgy parts metallic sintered parts
We could offer various powder metallurgy parts including iron based and copper based with top quality and cheapest price, please only send the drawing or sample to us, we will according to customer’s requirement to make it. if you are interested in our product, please do not hesitate to contact us, we would like to offer the top quality and best service for you. thank you!

How do We Work with Our Clients
1. For a design expert or a big company with your own engineering team: we prefer to receive a fully RFQ pack from you including drawing, 3D model, quantity, pictures;

2. For a start-up company owner or green hand for engineering: just send an idea that you want to try, you don’t even need to know what casting is;

3. Our sales will reply you within 24 hours to confirm further details and give the estimated quote time;

4. Our engineering team will evaluate your inquiry and provide our offer within next 1~3 working days.

5. We can arrange a technical communication meeting with you and our engineers together anytime if required.

The Advantage of Powder Metallurgy Process

1. Cost effective
The final products can be compacted with powder metallurgy method ,and no need or can shorten the processing of machine .It can save material greatly and reduce the production cost .

2. Complex shapes
Powder metallurgy allows to obtain complex shapes directly from the compacting tooling ,without any machining operation ,like teeth ,splines ,profiles ,frontal geometries etc.

3. High precision
Achievable tolerances in the perpendicular direction of compacting are typically IT 8-9 as sintered,improvable up to IT 5-7 after sizing .Additional machining operations can improve the precision .

4. Self-lubrication
The interconnected porosity of the material can be filled with oils ,obtaining then a self-lubricating bearing :the oil provides constant lubrication between bearing and shaft ,and the system does not need any additional external lubricant .

5. Green technology
The manufacturing process of sintered components is certified as ecological ,because the material waste is very low ,the product is recyclable ,and the energy efficiency is good because the material is not molten. 

FAQ
Q1: What is the type of payment?
A: Usually you should prepay 50% of the total amount. The balance should be pay off before shipment.

Q2: How to guarantee the high quality?
A: 100% inspection. We have Carl Zeiss high-precision testing equipment and testing department to make sure every product of size,appearance and pressure test are good. 

Q3: How long will you give me the reply?
A: we will contact you in 12 hours as soon as we can.

Q4. How about your delivery time?
A: Generally, it will take 25 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order. and if the item was non standard, we have to consider extra 10-15days for tooling/mould made.

Q5. Can you produce according to the samples or drawings?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6: How about tooling Charge?
A: Tooling charge only charge once when first order, all future orders would not charge again even tooling repair or under maintance.

Q7: What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q8: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
    2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.
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How does a flexible coupling deal with backlash and torsional stiffness?

A flexible coupling deals with backlash and torsional stiffness in the following ways:

• Backlash: Backlash refers to the play or clearance between mating teeth in mechanical systems. In certain couplings, such as gear couplings, some degree of backlash is unavoidable due to the space between the teeth. However, flexible couplings with elastomeric or beam-type elements typically have minimal to no backlash. The flexibility of these elements allows them to maintain continuous contact and transmit torque smoothly without any gaps or play between components.
• Torsional Stiffness: Torsional stiffness is the ability of a coupling to resist rotational deformation or twisting under torque. It is essential to have adequate torsional stiffness in some applications to ensure accurate motion transmission and responsiveness. Flexible couplings exhibit a balance between torsional stiffness and flexibility. While they allow for a degree of angular and parallel misalignment, they still possess sufficient torsional stiffness to transmit most of the torque efficiently. This characteristic helps maintain the precision of motion control systems and prevents power losses due to deformation.

The design and materials used in flexible couplings contribute to their ability to address both backlash and torsional stiffness effectively. Here are some key features:

• Elastomeric Elements: Couplings with elastomeric elements, such as rubber or polyurethane, provide excellent flexibility to absorb misalignments and dampen vibrations. They also exhibit minimal backlash as the elastomeric material maintains continuous contact between the coupling components.
• Beam-Type Couplings: Beam-type couplings use thin metal beams to transmit torque. These couplings offer high torsional stiffness while still accommodating misalignments. The beams can flex slightly under torque, absorbing shocks and compensating for misalignment without compromising torsional rigidity.
• Composite Couplings: Some flexible couplings use composite materials that combine the advantages of different materials to achieve specific performance characteristics. These composites can offer low backlash and precise torsional stiffness, making them suitable for demanding applications.
• High-Quality Manufacturing: The precision manufacturing of flexible couplings ensures that components fit together with minimal clearances, reducing backlash. Additionally, high-quality materials contribute to better torsional stiffness and overall performance.

Overall, flexible couplings strike a balance between flexibility to accommodate misalignments and sufficient torsional stiffness to transmit torque efficiently. By effectively addressing backlash and torsional stiffness, these couplings contribute to the smooth and reliable operation of various mechanical systems.

Can flexible couplings be used in pumps, compressors, and fans?

Yes, flexible couplings can be used in pumps, compressors, and fans, and they are commonly employed in these types of rotating machinery. Flexible couplings offer several advantages that make them suitable for such applications:

• Misalignment Compensation: Pumps, compressors, and fans often experience misalignments due to various factors, such as thermal expansion, foundation settling, or component wear. Flexible couplings can accommodate angular, parallel, and axial misalignments, helping to maintain proper alignment between the driving and driven components.
• Vibration Damping: Flexible couplings help dampen vibrations in rotating machinery, which is essential for smooth operation and reduced wear on components. In pumps, compressors, and fans, vibration control is crucial to prevent premature failure and maintain reliable performance.
• Shock Load Absorption: These rotating machines may encounter shock loads during startup or shutdown, especially in reciprocating equipment like reciprocating pumps or compressors. Flexible couplings can absorb and mitigate the impact of such loads, protecting the connected equipment from damage.
• Reduced Maintenance: Flexible couplings with elastomeric elements or other self-lubricating features require minimal maintenance, leading to cost savings and reduced downtime in pumps, compressors, and fans.
• Energy Efficiency: Certain flexible coupling designs, such as beam couplings or certain elastomeric couplings, have low mass and inertia. This characteristic helps improve the energy efficiency of rotating machinery, which is particularly beneficial in large-scale pumps, compressors, and fans used in industrial applications.
• Adaptability: Pumps, compressors, and fans often have varying operating conditions and load profiles. Flexible couplings are adaptable to different operating environments, making them suitable for diverse applications.

In summary, flexible couplings offer several performance-enhancing features that make them well-suited for use in pumps, compressors, and fans. Their ability to accommodate misalignment, dampen vibrations, absorb shocks, and reduce maintenance requirements contributes to improved reliability, efficiency, and longevity of the connected rotating machinery.

Can flexible couplings handle misalignment between shafts?

Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.

Flexible couplings offer the ability to compensate for different types of misalignment, including:

• Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
• Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
• Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.

The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.

It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.

In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.

editor by CX 2024-02-26